Multi-update

- 0.15.0-b2
- WS2805 support (NeoPixelBus 2.7.9)
- generic PSRAM support (ESP32 rev.1 still needs compile fix)
- BREAKING: default LEDPIN 2 (due to PSRAM)
- PinManager optimisations

wled00/improv.cpp

@@ -210,7 +210,7 @@ void sendImprovInfoResponse() {
   //Use serverDescription if it has been changed from the default "WLED", else mDNS name
   bool useMdnsName = (strcmp(serverDescription, "WLED") == 0 && strlen(cmDNS) > 0);
   char vString[20];
-  sprintf_P(vString, PSTR("0.15.0-b1/%i"), VERSION);
+  sprintf_P(vString, PSTR("0.15.0-b2/%i"), VERSION);
   const char *str[4] = {"WLED", vString, bString, useMdnsName ? cmDNS : serverDescription};
 
   sendImprovRPCResult(ImprovRPCType::Request_Info, 4, str);